(UA) United Airlines 4576 Flight Details
On time | Scheduled
Departure
ORD
Chicago O'Hare International Airport, IL, US
Flight Gate Times
12-Mar-2026
Scheduled
21:33
CDT
Estimated
21:33
CDT
Total Departure Delay: -
Flight Runway Times
12-Mar-2026
Scheduled
21:53
CDT
Actual
--
Runway Delay: -
Terminal
2
Gate
F25
Craft Type
Canadair (Bombardier) Regional Jet 700 and Challenger 870
CR7
Flight Time
Scheduled
1h 26m
Arrival
STL
St Louis Lambert International Airport, MO, US
Flight Gate Times
12-Mar-2026
Scheduled
22:59
CDT
Estimated
22:59
CDT
Total Arrival Delay: -
Flight Runway Times
12-Mar-2026
Scheduled
22:53
CDT
Actual
--
Runway Delay: -
Terminal
1
Gate
A15
Baggage Claim
6
Tail Number
N546GJ
Flight Time
Estimated
1h 26m
Flight Notes
Operated by GoJet Airlines on behalf of United Airlines
Also marketed as (AC) Air Canada 4936, (LH) Lufthansa 7826
Event Timeline
Date
Event
Data Updated
12 Mar
15:21
10:21
10:21
Gate Adjustment
Arrival Gate changed from A19 to A15
12 Mar
15:21
10:21
10:21
Gate Adjustment
Arrival Gate changed to A19
12 Mar
14:45
09:45
09:45
Gate Adjustment
Departure Gate changed from F21 to F25
12 Mar
04:02
23:02
23:02
Gate Adjustment
Baggage changed to 6
12 Mar
02:41
21:41
21:41
Time Adjustment
Scheduled Runway Departure changed from Mar-12-2026 9:47 PM to Mar-12-2026 9:53 PM
Scheduled Runway Arrival changed from Mar-12-2026 10:37 PM to Mar-12-2026 10:53 PM
12 Mar
02:36
21:36
21:36
Time Adjustment
Scheduled Runway Departure changed to Mar-12-2026 9:47 PM
Scheduled Runway Arrival changed to Mar-12-2026 10:37 PM
12 Mar
00:20
19:20
19:20
Gate Adjustment
Departure Gate changed from F28 to F21
12 Mar
00:08
19:08
19:08
Gate Adjustment
Departure Gate changed from F23 to F28
12 Mar
00:08
19:08
19:08
Equipment Adjustment
Tail Number changed from N578GJ to N546GJ
11 Mar
22:32
17:32
17:32
Equipment Adjustment
Tail Number changed from N546GJ to N578GJ
11 Mar
22:15
17:15
17:15
Gate Adjustment
Departure Gate changed from F25 to F23
11 Mar
22:14
17:14
17:14
Equipment Adjustment
Tail Number changed from N503GJ to N546GJ
11 Mar
21:50
16:50
16:50
Equipment Adjustment
Tail Number changed from N578GJ to N503GJ
11 Mar
19:03
14:03
14:03
Gate Adjustment
Departure Gate changed from F28 to F25
11 Mar
18:52
13:52
13:52
Gate Adjustment
Departure Gate changed from F25 to F28
11 Mar
18:52
13:52
13:52
Equipment Adjustment
Tail Number changed from N547GJ to N578GJ
11 Mar
18:21
13:21
13:21
Equipment Adjustment
Tail Number changed from N554GJ to N547GJ
11 Mar
07:44
02:44
02:44
Gate Adjustment
Departure Gate changed to F25
11 Mar
02:02
21:02
21:02
Equipment Adjustment
Tail Number changed from N540GJ to N554GJ
11 Mar
01:21
20:21
20:21
Equipment Adjustment
Tail Number changed from N552GJ to N540GJ
10 Mar
21:09
16:09
16:09
Equipment Adjustment
Tail Number changed from N551GJ to N552GJ
10 Mar
20:15
15:15
15:15
Equipment Adjustment
Tail Number changed from N562GJ to N551GJ
10 Mar
16:56
11:56
11:56
Equipment Adjustment
Tail Number changed from N559GJ to N562GJ
9 Mar
23:50
18:50
18:50
Equipment Adjustment
Tail Number changed from N526GJ to N559GJ
9 Mar
20:44
15:44
15:44
Time Adjustment
Estimated Gate Departure changed to Mar-12-2026 9:33 PM
Estimated Gate Arrival changed to Mar-12-2026 10:59 PM
Tail Number changed to N526GJ
Actual Equipment changed to CR7
9 Mar
18:47
13:47
13:47
Record Created
9 Mar
18:47
13:47
13:47
Time Adjustment
Scheduled Gate Departure changed to Mar-12-2026 9:33 PM
Scheduled Gate Arrival changed to Mar-12-2026 10:59 PM
Departure Terminal changed to 2
Arrival Terminal changed to 1
Scheduled Equipment changed to CR5